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CVSSv2

CVE-2020-26575

Published: 06/10/2020 Updated: 07/11/2023
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Summary

In Wireshark up to and including 3.2.7, the Facebook Zero Protocol (aka FBZERO) dissector could enter an infinite loop. This was addressed in epan/dissectors/packet-fbzero.c by correcting the implementation of offset advancement.

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wireshark wireshark

fedoraproject fedora 32

fedoraproject fedora 33

debian debian linux 9.0

oracle zfs_storage_appliance_firmware 8.8

Vendor Advisories

Debian CVElist Bug Report Logs: wireshark: CVE-2020-26575
Debian Bug report logs - #974688 wireshark: CVE-2020-26575 Package: src:wireshark; Maintainer for src:wireshark is Balint Reczey <rbalint@ubuntucom>; Reported by: Salvatore Bonaccorso <carnil@debianorg> Date: Fri, 13 Nov 2020 19:15:02 UTC Severity: important Tags: security, upstream Found in version wireshark/32 ...

References

CWE-835https://gitlab.com/wireshark/wireshark/-/merge_requests/472https://gitlab.com/wireshark/wireshark/-/merge_requests/471https://gitlab.com/wireshark/wireshark/-/merge_requests/473https://gitlab.com/wireshark/wireshark/-/issues/16887https://gitlab.com/wireshark/wireshark/-/merge_requests/467https://gitlab.com/wireshark/wireshark/-/commit/3ff940652962c099b73ae3233322b8697b0d10abhttps://www.wireshark.org/security/wnpa-sec-2020-14.htmlhttps://security.gentoo.org/glsa/202011-08https://www.oracle.com/security-alerts/cpujan2021.htmlhttps://lists.debian.org/debian-lts-announce/2021/02/msg00008.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UHZSVK7PO2LTGFQXFHFXY6SOMSQ7UPRS/https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V2667E6WKVE56G66BVBVD7LJPIDOJ7K3/https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=974688https://nvd.nist.gov
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
privilege escalationCVE-2024-20696CVE-2024-29829CVE-2024-33999CVE-2024-35646physicalCVE-2024-24919CVE-2024-31030local users
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